package think.reuse;


class WaterSource{
    private String s;
    public WaterSource(){
        System.out.println("WaterSource()");
        s="Constructed";
    }
    @Override
    public String toString(){
        return s;
    }
}


public class SpringklerSystem {
    private String valve1,valve2,valve3,valve4;
    private WaterSource source=new WaterSource();
    private int i;
    private float f;

    @Override
    public String toString(){
        return
                "valve1="+valve1+" "+ "valve2="+valve2+" "+"valve2="+valve2+" "+"valve3="+valve3+" "+
                        "valve4="+valve4+"\n"+
                        "i="+i+" "+"f="+f+" "+"source="+source;
    }

    public static void main(String[] args) {
        SpringklerSystem springklerSystem=new SpringklerSystem();
        System.out.println(springklerSystem);
    }
}
